protected void btnChangePaging_Click(object sender, EventArgs e)
 {
     EntityMapper eMapper = new EntityMapper(Utils.LocalizedLanguage);
     List<ISTAT.Entity.KeyFamily> lKeyfamily = eMapper.GetKeyFamilyList(_sdmxObjects);
     int numberOfRows = 0;
     if ( !txtNumberOfRows.Text.Trim().Equals( string.Empty ) && int.TryParse( txtNumberOfRows.Text, out numberOfRows ) )
     {
         if ( numberOfRows > 0 )
         {
             gridView.PageSize = numberOfRows;
         }
         else
         {
             gridView.PageSize = Utils.GeneralKeyFamilyGridNumberRow;
             txtNumberOfRows.Text = Utils.GeneralKeyFamilyGridNumberRow.ToString();
         }
     }
     else if ( !txtNumberOfRows.Text.Trim().Equals( string.Empty ) && !int.TryParse( txtNumberOfRows.Text, out numberOfRows ) )
     {
         Utils.ShowDialog( Resources.Messages.err_wrong_rows_number_pagination );
         return;
     }
     else if ( txtNumberOfRows.Text.Trim().Equals( string.Empty ) )
     {
         gridView.PageSize = Utils.GeneralKeyFamilyGridNumberRow;
         txtNumberOfRows.Text = Utils.GeneralKeyFamilyGridNumberRow.ToString();
     }
     gridView.DataSourceID = null;
     gridView.DataSource = lKeyfamily;
     gridView.DataBind();
 }
        protected void OnSorting(object sender, GridViewSortEventArgs e)
        {
            EntityMapper eMapper = new EntityMapper(Utils.LocalizedLanguage);
            List<ISTAT.Entity.KeyFamily> _list = eMapper.GetKeyFamilyList(_sdmxObjects);

            if ((SortDirection)ViewState["SortExpr"] == SortDirection.Ascending)
            {
                _list = _list.OrderBy(x => TypeHelper.GetPropertyValue(x, e.SortExpression)).Reverse().ToList();
                ViewState["SortExpr"] = SortDirection.Descending;
            }
            else
            {
                _list = _list.OrderBy(x => TypeHelper.GetPropertyValue(x, e.SortExpression)).ToList();
                ViewState["SortExpr"] = SortDirection.Ascending;
            }

            int numberOfRows = 0;

            if ( !txtNumberOfRows.Text.Trim().Equals( string.Empty ) && int.TryParse( txtNumberOfRows.Text, out numberOfRows ) )
            {
                gridView.PageSize = numberOfRows;
            }
            else
            {
                gridView.PageSize = Utils.GeneralKeyFamilyGridNumberRow;
            }
            gridView.DataSourceID = null;
            gridView.DataSource = _list;
            gridView.DataBind();
        }
        private void BindData()
        {
            EntityMapper eMapper = new EntityMapper(Utils.LocalizedLanguage);

            List<ISTAT.Entity.KeyFamily> lKeyFamily = eMapper.GetKeyFamilyList(_sdmxObjects, Utils.LocalizedLanguage);

            gridView.PageSize = Utils.GeneralKeyFamilyGridNumberRow;
            gridView.DataSourceID = null;
            int numberOfRows = 0;

            if ( !txtNumberOfRows.Text.Trim().Equals( string.Empty ) && int.TryParse( txtNumberOfRows.Text, out numberOfRows ) )
            {
                gridView.PageSize = numberOfRows;
            }
            else
            {
                gridView.PageSize = Utils.GeneralKeyFamilyGridNumberRow;
            }
            lblNumberOfTotalElements.Text = string.Format( Resources.Messages.lbl_number_of_total_rows, lKeyFamily.Count.ToString() );
            gridView.DataSource = lKeyFamily;
            gridView.DataBind();

            btnAdd.DataBind();

            if ( lKeyFamily.Count == 0 )
            {
                txtNumberOfRows.Visible = false;
                lblNumberOfRows.Visible = false;
                btnChangePaging.Visible = false;
            }
            else
            {
                txtNumberOfRows.Visible = true;
                lblNumberOfRows.Visible = true;
                btnChangePaging.Visible = true;
            }
        }
        private void BindData()
        {
            EntityMapper eMapper = new EntityMapper(Utils.LocalizedLanguage);

            List<ISTAT.Entity.KeyFamily> lDsd = eMapper.GetKeyFamilyList(_sdmxObjects);

            gvDSD.PageSize = 35;
            gvDSD.DataSourceID = null;
            gvDSD.DataSource = lDsd;
            gvDSD.DataBind();
        }